Collection: S4 4.2L 40v BHF
Supertech Products for the 2003-2009 Audi S4 4.2L 40v BHF Engines
-
Supertech Intake Valves for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Intake Valves for 2000-2006 Mini Cooper S Supercharged 1.6L Engines]()
- Regular price
- $603.99
- Sale price
- $603.99
- Unit price
- per
-
Supertech Exhaust Valves for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Supertech Exhaust Valves for 2003-2008 Audi S4 4.2L 40v V8 Engines]()
- Regular price
- $572.99
- Sale price
- $572.99
- Unit price
- per
-
Supertech Intake & Exhaust Valves for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Supertech Intake & Exhaust Valves for 2003-2008 Audi S4 4.2L 40v V8 Engines]()
- Regular price
- $1,165.99
- Sale price
- $1,165.99
- Unit price
- per
-
Supertech Valve Spring and Titanium Retainer Kit for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Supertech Valve Spring and Titanium Retainer Kit for 2003-2008 Audi S4 4.2L 40v V8 Engines]()
- Regular price
- $1,059.99
- Sale price
- $1,059.99
- Unit price
- per
-
Supertech Intake and Exhaust Valve Stem Seals for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Supertech Intake and Exhaust Valve Stem Seals for 2003-2008 Audi S4 4.2L 40v V8 Engines]()
- Regular price
- $49.99
- Sale price
- $49.99
- Unit price
- per
-
Supertech Single Groove Valve Keeper / Lock Set for 2003-2008 Audi S4 4.2L 40v V8 Engines
![Supertech Single Groove Valve Keeper / Lock Set for 2003-2008 Audi S4 4.2L 40v V8 Engines]()
- Regular price
- $189.99
- Sale price
- $189.99
- Unit price
- per
